The Siemens 6ES7955-2AM10-0AA0 is a memory module for the S7-300 programmable logic controller family, used to store and run the user program and system data within the CPU's memory architecture.
Lifecycle Reality — End-of-Life Since 2015
This part has reached its end of product lifecycle since 06.11.2015, per Siemens' official notification.
Sourcing Decision — What to Expect
No official Siemens successor order code is listed for this memory module; any cross-reference must be validated against the target S7-300 CPU's memory card compatibility list.